1981552

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:736

約数の個数: 20

約数和(自身を含む): 3861856

約数和(自身を除く): 1880304

約数列:

[1, 2, 4, 8, 16, 271, 457, 542, 914, 1084, 1828, 2168, 3656, 4336, 7312, 123847, 247694, 495388, 990776, 1981552]

約数ペア:

[(1, 1981552), (2, 990776), (4, 495388), (8, 247694), (16, 123847), (271, 7312), (457, 4336), (542, 3656), (914, 2168), (1084, 1828)]